21556136

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{22643}}^1$

素因数の和:22673

約数の個数: 32

約数和(自身を含む): 48911040

約数和(自身を除く): 27354904

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 22643, 45286, 90572, 158501, 181144, 317002, 384931, 634004, 769862, 1268008, 1539724, 2694517, 3079448, 5389034, 10778068, 21556136]

約数ペア:

[(1, 21556136), (2, 10778068), (4, 5389034), (7, 3079448), (8, 2694517), (14, 1539724), (17, 1268008), (28, 769862), (34, 634004), (56, 384931), (68, 317002), (119, 181144), (136, 158501), (238, 90572), (476, 45286), (952, 22643)]